package com.sufen.seckill.config;

import com.alibaba.fastjson.parser.ParserConfig;
import com.alibaba.fastjson.support.spring.FastJsonRedisSerializer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.ClassPathResource;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.script.DefaultRedisScript;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**
 * @Author sufen
 * @Date 2021/10/19 21:03
 * @Version 1.0
 * 功能描述：用redis存分布式session的配置类
 */
@Configuration
public class RedisConfig {
    @Bean
    public RedisTemplate<String,Object> redisTemplate(RedisConnectionFactory redisConnectionFactory){


        RedisTemplate<String,Object> redisTemplate=new RedisTemplate<>();
        //key的序列化
        redisTemplate.setKeySerializer(new StringRedisSerializer());
        //value的序列化
        redisTemplate.setValueSerializer(new GenericJackson2JsonRedisSerializer());
        //hash类型key的序列化
        redisTemplate.setHashKeySerializer(new StringRedisSerializer());
        //hash类型value的序列化
        redisTemplate.setHashValueSerializer(new GenericJackson2JsonRedisSerializer());

//        注入连接工厂
        redisTemplate.setConnectionFactory(redisConnectionFactory);
        return redisTemplate;

    }

    @Bean
    public DefaultRedisScript<Long> script(){
        DefaultRedisScript<Long> redisScript=new DefaultRedisScript<>();
        //lock.lua脚本位置和application.yml同级目录
        redisScript.setLocation(new ClassPathResource("stock.lua"));
        redisScript.setResultType(Long.class);
        return redisScript;
    }
}
